134 ACCOUNTS, ETC., OF THE BRITISH MUSEUM. 



Number of specimens of Pisces registered, 164. 



Mollusca (Galleries 7 and 8). — The labelling and arrange- 

 ment of the British Marine Post-Pliocene Mollusca have been 

 continued, and the exhibited collection is nearly complete. 



A few Pampean shells from Argentina have been labelled 

 and exhibited in wall-case 1, Gallery 8. 



Tertiary and Cretaceous Mollusca from Turkey, Nigeria, 

 Somalilancl, Morocco, and Alaska have been registered, 

 labelled, and incorporated, and some typical selections have 

 been arranged in the wall-cases of Gallery 8. 



The Carboniferous Mollusca and other Invertebrata in the 

 exhibited Gilbertson Collection have been re-labelled. 



The collection of British Devonian Gastropoda in table- 

 case 90, Gallery 8, has been revised, re-labelled, and re- 

 arranged, with the incorporation of the more important 

 specimens from the Vicary Collection. 



The collection of Silurian Mollusca in the drawers has 

 been re-arranged to incorporate British specimens from the 

 Piper and T. T. Lewis Collections and Scandinavian specimens 

 from the Bather Collection, which have been registered and 

 labelled. 



Several large Jurassic and Cretaceous Ammonites have 

 been mounted, labelled, and added to the wall -cases in 

 Gallery 7. Storage space for large unexhibited specimens 

 has_ also been made in the top portion of the wall-cases in 

 the same gallery by bringing the diagrams forward to the 

 glass. 



Number of specimens of Mollusca registered : Cephalopoda, 

 779 ; Gastropoda, 4,191 ; Lamellibranchia, 3,872. 



Arthroijocla (Gallery 8). — The labelling of the separately 

 framed Merostomata and Trilobita on the wall has been 

 completed. 



The registration and labelling of the Trilobita in drawers 

 have been completed ; and a selection of Carboniferous 

 Trilobites has been mounted and labelled for exhibition 

 in table-case 82. 



The British specimens of Belinurus have been revised, and 

 a fresh selection re-labelled for exhibition in table-case 82. 

 A series of casts, drawings, and specimens illustrative of 

 British Carboniferous Arachnida has been prepared for 

 exhibition in table-case 85. 



Progress has been made in the registration, labelling, 

 and arrangement of the Myriapoda, Merostomata, and other 

 Arachnida, Phyllocarida, and Ostracoda in the drawers of the 

 table-cases. Specimens of the last group, mounted on about 

 400 microscope-slides, have been removed from the drawers 

 and table-cases, and arranged in slide-cabinets. 



